Ultimate Smart Lock Retrofitted for You. Upgrade to keyless living with the Aqara Smart Lock U200 Kit, which installs easily over your existing lock without drilling. This smart lock supports various entry methods like fingerprint, NFC, passcode, and more, and integrates with Apple home keys. Compatible with Matter, it's managed via the Aqara Home app and is built to last with a six-month battery life and IPX5 waterproof rating, making it ideal for both indoor and outdoor use. Click here for mounting guide.